Physics Today · 1973 · 440 citations · 0 references
Natural SciencesMathematicsPhysicsAcousticsMathematical PhysicsOpticsDigital Signal ProcessingFourier AnalysisFourier OpticsFrequency-domain AnalysisSignal ProcessingSpectral TheoryFourier Analysis In ElectromagneticsFourier Analysis Of WavesFourier Representation Of WavesFourier TransformFourier Transform Theory